Cover of the work “Analysis of the oscillation pattern of the drill string of roller-cone drilling rigs for the purpose of developing means of vibration protection”. Author: Gavasheli, Levan Shalvovich. Degree: Candidate of Sciences. Year: 1985

Analysis of the oscillation pattern of the drill string of roller-cone drilling rigs for the purpose of developing means of vibration protection

Tbilisi

124 pp.

Analysis of the oscillation pattern of the drill string of roller-cone drilling rigs for the purpose of developing means of vibration protection — Gavasheli, Levan Shalvovich — 1985 — Russian Dissertation Library